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authorLudovic Courtès <ludo@gnu.org>2015-05-25 16:54:05 +0200
committerLudovic Courtès <ludo@gnu.org>2015-05-25 21:34:23 +0200
commitbf87f38ace7f0cbad5558c1ef027b9f02988e393 (patch)
treeaebed4cf8d58d098beb8d6b0e00d2c434e20d8d9
parent0899144f797b5a660bee17427a7d07d70ba89bc4 (diff)
system: Define '%base-user-accounts'.
* gnu/system/shadow.scm (%base-user-accounts): New variable. * gnu/system.scm (<operating-system>)[users]: Use it as the default value. * gnu/system/examples/bare-bones.tmpl (users): Use it. * gnu/system/examples/desktop.tmpl (users): Likewise. * doc/guix.texi (operating-system Reference, User Accounts): Adjust accordingly.
-rw-r--r--doc/guix.texi10
-rw-r--r--gnu/system.scm2
-rw-r--r--gnu/system/examples/bare-bones.tmpl5
-rw-r--r--gnu/system/examples/desktop.tmpl5
-rw-r--r--gnu/system/shadow.scm11
5 files changed, 27 insertions, 6 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index cfb626c705..6507b9c436 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4453,7 +4453,7 @@ A list of strings identifying devices to be used for ``swap space''
(@pxref{Memory Concepts,,, libc, The GNU C Library Reference Manual}).
For example, @code{'("/dev/sda3")}.
-@item @code{users} (default: @code{'()})
+@item @code{users} (default: @code{%base-user-accounts})
@itemx @code{groups} (default: @var{%base-groups})
List of user accounts and groups. @xref{User Accounts}.
@@ -4832,6 +4832,14 @@ to be present on the system. This includes groups such as ``root'',
specific devices such as ``audio'', ``disk'', and ``cdrom''.
@end defvr
+@defvr {Scheme Variable} %base-user-accounts
+This is the list of basic system accounts that programs may expect to
+find on a GNU/Linux system, such as the ``nobody'' account.
+
+Note that the ``root'' account is not included here. It is a
+special-case and is automatically added whether or not it is specified.
+@end defvr
+
@node Locales
@subsection Locales
diff --git a/gnu/system.scm b/gnu/system.scm
index 79de80a3eb..c4a3bee0eb 100644
--- a/gnu/system.scm
+++ b/gnu/system.scm
@@ -119,7 +119,7 @@
(default '()))
(users operating-system-users ; list of user accounts
- (default '()))
+ (default %base-user-accounts))
(groups operating-system-groups ; list of user groups
(default %base-groups))
diff --git a/gnu/system/examples/bare-bones.tmpl b/gnu/system/examples/bare-bones.tmpl
index 8f4faca2d3..dc5cfc81a4 100644
--- a/gnu/system/examples/bare-bones.tmpl
+++ b/gnu/system/examples/bare-bones.tmpl
@@ -23,7 +23,7 @@
;; This is where user accounts are specified. The "root"
;; account is implicit, and is initially created with the
;; empty password.
- (users (list (user-account
+ (users (cons (user-account
(name "alice")
(comment "Bob's sister")
(group "users")
@@ -34,7 +34,8 @@
;; and access the webcam.
(supplementary-groups '("wheel"
"audio" "video"))
- (home-directory "/home/alice"))))
+ (home-directory "/home/alice"))
+ %base-user-accounts))
;; Globally-installed packages.
(packages (cons tcpdump %base-packages))
diff --git a/gnu/system/examples/desktop.tmpl b/gnu/system/examples/desktop.tmpl
index c78188eb61..988b8f937f 100644
--- a/gnu/system/examples/desktop.tmpl
+++ b/gnu/system/examples/desktop.tmpl
@@ -20,13 +20,14 @@
(type "ext4"))
%base-file-systems))
- (users (list (user-account
+ (users (cons (user-account
(name "bob")
(comment "Alice's brother")
(group "users")
(supplementary-groups '("wheel" "netdev"
"audio" "video"))
- (home-directory "/home/bob"))))
+ (home-directory "/home/bob"))
+ %base-user-accounts))
;; Add Xfce and Ratpoison; that allows us to choose
;; sessions using either of these at the log-in screen.
diff --git a/gnu/system/shadow.scm b/gnu/system/shadow.scm
index a778b87306..aa97652678 100644
--- a/gnu/system/shadow.scm
+++ b/gnu/system/shadow.scm
@@ -54,6 +54,7 @@
default-skeletons
skeleton-directory
%base-groups
+ %base-user-accounts
assert-valid-users/groups))
;;; Commentary:
@@ -113,6 +114,16 @@
(system-group (name "tape"))
(system-group (name "kvm"))))) ; for /dev/kvm
+(define %base-user-accounts
+ ;; List of standard user accounts. Note that "root" is a special case, so
+ ;; it's not listed here.
+ (list (user-account
+ (name "nobody")
+ (uid 65534)
+ (group "nogroup")
+ (home-directory "/var/empty")
+ (system? #t))))
+
(define (default-skeletons)
"Return the default skeleton files for /etc/skel. These files are copied by
'useradd' in the home directory of newly created user accounts."